1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2004-2016 Emulex. All rights reserved. * 5 * EMULEX and SLI are trademarks of Emulex. * 6 * www.emulex.com * 7 * * 8 * This program is free software; you can redistribute it and/or * 9 * modify it under the terms of version 2 of the GNU General * 10 * Public License as published by the Free Software Foundation. * 11 * This program is distributed in the hope that it will be useful. * 12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 16 * TO BE LEGALLY INVALID. See the GNU General Public License for * 17 * more details, a copy of which can be found in the file COPYING * 18 * included with this package. * 19 *******************************************************************/ 20 21 /* 22 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS 23 */ 24 25 #include <linux/blkdev.h> 26 #include <linux/pci.h> 27 #include <linux/interrupt.h> 28 #include <linux/slab.h> 29 #include <linux/utsname.h> 30 31 #include <scsi/scsi.h> 32 #include <scsi/scsi_device.h> 33 #include <scsi/scsi_host.h> 34 #include <scsi/scsi_transport_fc.h> 35 #include <scsi/fc/fc_fs.h> 36 37 #include "lpfc_hw4.h" 38 #include "lpfc_hw.h" 39 #include "lpfc_sli.h" 40 #include "lpfc_sli4.h" 41 #include "lpfc_nl.h" 42 #include "lpfc_disc.h" 43 #include "lpfc_scsi.h" 44 #include "lpfc.h" 45 #include "lpfc_logmsg.h" 46 #include "lpfc_crtn.h" 47 #include "lpfc_version.h" 48 #include "lpfc_vport.h" 49 #include "lpfc_debugfs.h" 50 51 /* FDMI Port Speed definitions - FC-GS-7 */ 52 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */ 53 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */ 54 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */ 55 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */ 56 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */ 57 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */ 58 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */ 59 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */ 60 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */ 61 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */ 62 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */ 63 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */ 64 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */ 65 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */ 66 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */ 67 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */ 68 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */ 69 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */ 70 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */ 71 72 #define FOURBYTES 4 73 74 75 static char *lpfc_release_version = LPFC_DRIVER_VERSION; 76 77 static void 78 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 79 struct lpfc_dmabuf *mp, uint32_t size) 80 { 81 if (!mp) { 82 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 83 "0146 Ignoring unsolicited CT No HBQ " 84 "status = x%x\n", 85 piocbq->iocb.ulpStatus); 86 } 87 lpfc_printf_log(phba, KERN_INFO, LOG_ELS, 88 "0145 Ignoring unsolicted CT HBQ Size:%d " 89 "status = x%x\n", 90 size, piocbq->iocb.ulpStatus); 91 } 92 93 static void 94 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, 95 struct lpfc_dmabuf *mp, uint32_t size) 96 { 97 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size); 98 } 99 100 void 101 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, 102 struct lpfc_iocbq *piocbq) 103 { 104 struct lpfc_dmabuf *mp = NULL; 105 IOCB_t *icmd = &piocbq->iocb; 106 int i; 107 struct lpfc_iocbq *iocbq; 108 dma_addr_t paddr; 109 uint32_t size; 110 struct list_head head; 111 struct lpfc_dmabuf *bdeBuf; 112 113 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0) 114 return; 115 116 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) { 117 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ); 118 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) && 119 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) == 120 IOERR_RCV_BUFFER_WAITING)) { 121 /* Not enough posted buffers; Try posting more buffers */ 122 phba->fc_stat.NoRcvBuf++; 123 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)) 124 lpfc_post_buffer(phba, pring, 2); 125 return; 126 } 127 128 /* If there are no BDEs associated with this IOCB, 129 * there is nothing to do. 130 */ 131 if (icmd->ulpBdeCount == 0) 132 return; 133 134 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) { 135 INIT_LIST_HEAD(&head); 136 list_add_tail(&head, &piocbq->list); 137 list_for_each_entry(iocbq, &head, list) { 138 icmd = &iocbq->iocb; 139 if (icmd->ulpBdeCount == 0) 140 continue; 141 bdeBuf = iocbq->context2; 142 iocbq->context2 = NULL; 143 size = icmd->un.cont64[0].tus.f.bdeSize; 144 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size); 145 lpfc_in_buf_free(phba, bdeBuf); 146 if (icmd->ulpBdeCount == 2) { 147 bdeBuf = iocbq->context3; 148 iocbq->context3 = NULL; 149 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize; 150 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, 151 size); 152 lpfc_in_buf_free(phba, bdeBuf); 153 } 154 } 155 list_del(&head); 156 } else { 157 INIT_LIST_HEAD(&head); 158 list_add_tail(&head, &piocbq->list); 159 list_for_each_entry(iocbq, &head, list) { 160 icmd = &iocbq->iocb; 161 if (icmd->ulpBdeCount == 0) 162 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0); 163 for (i = 0; i < icmd->ulpBdeCount; i++) { 164 paddr = getPaddr(icmd->un.cont64[i].addrHigh, 165 icmd->un.cont64[i].addrLow); 166 mp = lpfc_sli_ringpostbuf_get(phba, pring, 167 paddr); 168 size = icmd->un.cont64[i].tus.f.bdeSize; 169 lpfc_ct_unsol_buffer(phba, iocbq, mp, size); 170 lpfc_in_buf_free(phba, mp); 171 } 172 lpfc_post_buffer(phba, pring, i); 173 } 174 list_del(&head); 175 } 176 } 177 178 /** 179 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler 180 * @phba: Pointer to HBA context object. 181 * @dmabuf: pointer to a dmabuf that describes the FC sequence 182 * 183 * This function serves as the upper level protocol abort handler for CT 184 * protocol. 185 * 186 * Return 1 if abort has been handled, 0 otherwise. 187 **/ 188 int 189 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf) 190 { 191 int handled; 192 193 /* CT upper level goes through BSG */ 194 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf); 195 196 return handled; 197 } 198 199 static void 200 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist) 201 { 202 struct lpfc_dmabuf *mlast, *next_mlast; 203 204 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) { 205 lpfc_mbuf_free(phba, mlast->virt, mlast->phys); 206 list_del(&mlast->list); 207 kfree(mlast); 208 } 209 lpfc_mbuf_free(phba, mlist->virt, mlist->phys); 210 kfree(mlist); 211 return; 212 } 213 214 static struct lpfc_dmabuf * 215 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl, 216 uint32_t size, int *entries) 217 { 218 struct lpfc_dmabuf *mlist = NULL; 219 struct lpfc_dmabuf *mp; 220 int cnt, i = 0; 221 222 /* We get chunks of FCELSSIZE */ 223 cnt = size > FCELSSIZE ? FCELSSIZE: size; 224 225 while (size) { 226 /* Allocate buffer for rsp payload */ 227 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 228 if (!mp) { 229 if (mlist) 230 lpfc_free_ct_rsp(phba, mlist); 231 return NULL; 232 } 233 234 INIT_LIST_HEAD(&mp->list); 235 236 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) || 237 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID)) 238 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 239 else 240 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 241 242 if (!mp->virt) { 243 kfree(mp); 244 if (mlist) 245 lpfc_free_ct_rsp(phba, mlist); 246 return NULL; 247 } 248 249 /* Queue it to a linked list */ 250 if (!mlist) 251 mlist = mp; 252 else 253 list_add_tail(&mp->list, &mlist->list); 254 255 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I; 256 /* build buffer ptr list for IOCB */ 257 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 258 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 259 bpl->tus.f.bdeSize = (uint16_t) cnt; 260 bpl->tus.w = le32_to_cpu(bpl->tus.w); 261 bpl++; 262 263 i++; 264 size -= cnt; 265 } 266 267 *entries = i; 268 return mlist; 269 } 270 271 int 272 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb) 273 { 274 struct lpfc_dmabuf *buf_ptr; 275 276 if (ctiocb->context_un.ndlp) { 277 lpfc_nlp_put(ctiocb->context_un.ndlp); 278 ctiocb->context_un.ndlp = NULL; 279 } 280 if (ctiocb->context1) { 281 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1; 282 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 283 kfree(buf_ptr); 284 ctiocb->context1 = NULL; 285 } 286 if (ctiocb->context2) { 287 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2); 288 ctiocb->context2 = NULL; 289 } 290 291 if (ctiocb->context3) { 292 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3; 293 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys); 294 kfree(buf_ptr); 295 ctiocb->context3 = NULL; 296 } 297 lpfc_sli_release_iocbq(phba, ctiocb); 298 return 0; 299 } 300 301 /** 302 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer 303 * @vport: pointer to a host virtual N_Port data structure. 304 * @bmp: Pointer to BPL for SLI command 305 * @inp: Pointer to data buffer for response data. 306 * @outp: Pointer to data buffer that hold the CT command. 307 * @cmpl: completion routine to call when command completes 308 * @ndlp: Destination NPort nodelist entry 309 * 310 * This function as the final part for issuing a CT command. 311 */ 312 static int 313 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp, 314 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp, 315 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 316 struct lpfc_iocbq *), 317 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry, 318 uint32_t tmo, uint8_t retry) 319 { 320 struct lpfc_hba *phba = vport->phba; 321 IOCB_t *icmd; 322 struct lpfc_iocbq *geniocb; 323 int rc; 324 325 /* Allocate buffer for command iocb */ 326 geniocb = lpfc_sli_get_iocbq(phba); 327 328 if (geniocb == NULL) 329 return 1; 330 331 icmd = &geniocb->iocb; 332 icmd->un.genreq64.bdl.ulpIoTag32 = 0; 333 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys); 334 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys); 335 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64; 336 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64)); 337 338 if (usr_flg) 339 geniocb->context3 = NULL; 340 else 341 geniocb->context3 = (uint8_t *) bmp; 342 343 /* Save for completion so we can release these resources */ 344 geniocb->context1 = (uint8_t *) inp; 345 geniocb->context2 = (uint8_t *) outp; 346 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp); 347 348 /* Fill in payload, bp points to frame payload */ 349 icmd->ulpCommand = CMD_GEN_REQUEST64_CR; 350 351 /* Fill in rest of iocb */ 352 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA); 353 icmd->un.genreq64.w5.hcsw.Dfctl = 0; 354 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL; 355 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT; 356 357 if (!tmo) { 358 /* FC spec states we need 3 * ratov for CT requests */ 359 tmo = (3 * phba->fc_ratov); 360 } 361 icmd->ulpTimeout = tmo; 362 icmd->ulpBdeCount = 1; 363 icmd->ulpLe = 1; 364 icmd->ulpClass = CLASS3; 365 icmd->ulpContext = ndlp->nlp_rpi; 366 if (phba->sli_rev == LPFC_SLI_REV4) 367 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]; 368 369 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { 370 /* For GEN_REQUEST64_CR, use the RPI */ 371 icmd->ulpCt_h = 0; 372 icmd->ulpCt_l = 0; 373 } 374 375 /* Issue GEN REQ IOCB for NPORT <did> */ 376 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, 377 "0119 Issue GEN REQ IOCB to NPORT x%x " 378 "Data: x%x x%x\n", 379 ndlp->nlp_DID, icmd->ulpIoTag, 380 vport->port_state); 381 geniocb->iocb_cmpl = cmpl; 382 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT; 383 geniocb->vport = vport; 384 geniocb->retry = retry; 385 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0); 386 387 if (rc == IOCB_ERROR) { 388 lpfc_sli_release_iocbq(phba, geniocb); 389 return 1; 390 } 391 392 return 0; 393 } 394 395 /** 396 * lpfc_ct_cmd - Build and issue a CT command 397 * @vport: pointer to a host virtual N_Port data structure. 398 * @inmp: Pointer to data buffer for response data. 399 * @bmp: Pointer to BPL for SLI command 400 * @ndlp: Destination NPort nodelist entry 401 * @cmpl: completion routine to call when command completes 402 * 403 * This function is called for issuing a CT command. 404 */ 405 static int 406 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, 407 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp, 408 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 409 struct lpfc_iocbq *), 410 uint32_t rsp_size, uint8_t retry) 411 { 412 struct lpfc_hba *phba = vport->phba; 413 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt; 414 struct lpfc_dmabuf *outmp; 415 int cnt = 0, status; 416 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)-> 417 CommandResponse.bits.CmdRsp; 418 419 bpl++; /* Skip past ct request */ 420 421 /* Put buffer(s) for ct rsp in bpl */ 422 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt); 423 if (!outmp) 424 return -ENOMEM; 425 /* 426 * Form the CT IOCB. The total number of BDEs in this IOCB 427 * is the single command plus response count from 428 * lpfc_alloc_ct_rsp. 429 */ 430 cnt += 1; 431 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0, 432 cnt, 0, retry); 433 if (status) { 434 lpfc_free_ct_rsp(phba, outmp); 435 return -ENOMEM; 436 } 437 return 0; 438 } 439 440 struct lpfc_vport * 441 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { 442 struct lpfc_vport *vport_curr; 443 unsigned long flags; 444 445 spin_lock_irqsave(&phba->hbalock, flags); 446 list_for_each_entry(vport_curr, &phba->port_list, listentry) { 447 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { 448 spin_unlock_irqrestore(&phba->hbalock, flags); 449 return vport_curr; 450 } 451 } 452 spin_unlock_irqrestore(&phba->hbalock, flags); 453 return NULL; 454 } 455 456 static int 457 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size) 458 { 459 struct lpfc_hba *phba = vport->phba; 460 struct lpfc_sli_ct_request *Response = 461 (struct lpfc_sli_ct_request *) mp->virt; 462 struct lpfc_nodelist *ndlp = NULL; 463 struct lpfc_dmabuf *mlast, *next_mp; 464 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType; 465 uint32_t Did, CTentry; 466 int Cnt; 467 struct list_head head; 468 469 lpfc_set_disctmo(vport); 470 vport->num_disc_nodes = 0; 471 vport->fc_ns_retry = 0; 472 473 474 list_add_tail(&head, &mp->list); 475 list_for_each_entry_safe(mp, next_mp, &head, list) { 476 mlast = mp; 477 478 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size; 479 480 Size -= Cnt; 481 482 if (!ctptr) { 483 ctptr = (uint32_t *) mlast->virt; 484 } else 485 Cnt -= 16; /* subtract length of CT header */ 486 487 /* Loop through entire NameServer list of DIDs */ 488 while (Cnt >= sizeof(uint32_t)) { 489 /* Get next DID from NameServer List */ 490 CTentry = *ctptr++; 491 Did = ((be32_to_cpu(CTentry)) & Mask_DID); 492 493 ndlp = NULL; 494 495 /* 496 * Check for rscn processing or not 497 * To conserve rpi's, filter out addresses for other 498 * vports on the same physical HBAs. 499 */ 500 if ((Did != vport->fc_myDID) && 501 ((lpfc_find_vport_by_did(phba, Did) == NULL) || 502 vport->cfg_peer_port_login)) { 503 if ((vport->port_type != LPFC_NPIV_PORT) || 504 (!(vport->ct_flags & FC_CT_RFF_ID)) || 505 (!vport->cfg_restrict_login)) { 506 ndlp = lpfc_setup_disc_node(vport, Did); 507 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 508 lpfc_debugfs_disc_trc(vport, 509 LPFC_DISC_TRC_CT, 510 "Parse GID_FTrsp: " 511 "did:x%x flg:x%x x%x", 512 Did, ndlp->nlp_flag, 513 vport->fc_flag); 514 515 lpfc_printf_vlog(vport, 516 KERN_INFO, 517 LOG_DISCOVERY, 518 "0238 Process " 519 "x%x NameServer Rsp" 520 "Data: x%x x%x x%x\n", 521 Did, ndlp->nlp_flag, 522 vport->fc_flag, 523 vport->fc_rscn_id_cnt); 524 } else { 525 lpfc_debugfs_disc_trc(vport, 526 LPFC_DISC_TRC_CT, 527 "Skip1 GID_FTrsp: " 528 "did:x%x flg:x%x cnt:%d", 529 Did, vport->fc_flag, 530 vport->fc_rscn_id_cnt); 531 532 lpfc_printf_vlog(vport, 533 KERN_INFO, 534 LOG_DISCOVERY, 535 "0239 Skip x%x " 536 "NameServer Rsp Data: " 537 "x%x x%x\n", 538 Did, vport->fc_flag, 539 vport->fc_rscn_id_cnt); 540 } 541 542 } else { 543 if (!(vport->fc_flag & FC_RSCN_MODE) || 544 (lpfc_rscn_payload_check(vport, Did))) { 545 lpfc_debugfs_disc_trc(vport, 546 LPFC_DISC_TRC_CT, 547 "Query GID_FTrsp: " 548 "did:x%x flg:x%x cnt:%d", 549 Did, vport->fc_flag, 550 vport->fc_rscn_id_cnt); 551 552 /* This NPortID was previously 553 * a FCP target, * Don't even 554 * bother to send GFF_ID. 555 */ 556 ndlp = lpfc_findnode_did(vport, 557 Did); 558 if (ndlp && 559 NLP_CHK_NODE_ACT(ndlp) 560 && (ndlp->nlp_type & 561 NLP_FCP_TARGET)) 562 lpfc_setup_disc_node 563 (vport, Did); 564 else if (lpfc_ns_cmd(vport, 565 SLI_CTNS_GFF_ID, 566 0, Did) == 0) 567 vport->num_disc_nodes++; 568 else 569 lpfc_setup_disc_node 570 (vport, Did); 571 } 572 else { 573 lpfc_debugfs_disc_trc(vport, 574 LPFC_DISC_TRC_CT, 575 "Skip2 GID_FTrsp: " 576 "did:x%x flg:x%x cnt:%d", 577 Did, vport->fc_flag, 578 vport->fc_rscn_id_cnt); 579 580 lpfc_printf_vlog(vport, 581 KERN_INFO, 582 LOG_DISCOVERY, 583 "0245 Skip x%x " 584 "NameServer Rsp Data: " 585 "x%x x%x\n", 586 Did, vport->fc_flag, 587 vport->fc_rscn_id_cnt); 588 } 589 } 590 } 591 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY))) 592 goto nsout1; 593 Cnt -= sizeof(uint32_t); 594 } 595 ctptr = NULL; 596 597 } 598 599 nsout1: 600 list_del(&head); 601 return 0; 602 } 603 604 static void 605 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 606 struct lpfc_iocbq *rspiocb) 607 { 608 struct lpfc_vport *vport = cmdiocb->vport; 609 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 610 IOCB_t *irsp; 611 struct lpfc_dmabuf *outp; 612 struct lpfc_sli_ct_request *CTrsp; 613 struct lpfc_nodelist *ndlp; 614 int rc; 615 616 /* First save ndlp, before we overwrite it */ 617 ndlp = cmdiocb->context_un.ndlp; 618 619 /* we pass cmdiocb to state machine which needs rspiocb as well */ 620 cmdiocb->context_un.rsp_iocb = rspiocb; 621 622 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 623 irsp = &rspiocb->iocb; 624 625 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 626 "GID_FT cmpl: status:x%x/x%x rtry:%d", 627 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry); 628 629 /* Don't bother processing response if vport is being torn down. */ 630 if (vport->load_flag & FC_UNLOADING) { 631 if (vport->fc_flag & FC_RSCN_MODE) 632 lpfc_els_flush_rscn(vport); 633 goto out; 634 } 635 636 if (lpfc_els_chk_latt(vport)) { 637 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 638 "0216 Link event during NS query\n"); 639 if (vport->fc_flag & FC_RSCN_MODE) 640 lpfc_els_flush_rscn(vport); 641 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 642 goto out; 643 } 644 if (lpfc_error_lost_link(irsp)) { 645 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 646 "0226 NS query failed due to link event\n"); 647 if (vport->fc_flag & FC_RSCN_MODE) 648 lpfc_els_flush_rscn(vport); 649 goto out; 650 } 651 if (irsp->ulpStatus) { 652 /* Check for retry */ 653 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) { 654 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT || 655 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) != 656 IOERR_NO_RESOURCES) 657 vport->fc_ns_retry++; 658 659 /* CT command is being retried */ 660 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT, 661 vport->fc_ns_retry, 0); 662 if (rc == 0) 663 goto out; 664 } 665 if (vport->fc_flag & FC_RSCN_MODE) 666 lpfc_els_flush_rscn(vport); 667 lpfc_vport_set_state(vport, FC_VPORT_FAILED); 668 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, 669 "0257 GID_FT Query error: 0x%x 0x%x\n", 670 irsp->ulpStatus, vport->fc_ns_retry); 671 } else { 672 /* Good status, continue checking */ 673 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 674 if (CTrsp->CommandResponse.bits.CmdRsp == 675 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) { 676 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 677 "0208 NameServer Rsp Data: x%x\n", 678 vport->fc_flag); 679 lpfc_ns_rsp(vport, outp, 680 (uint32_t) (irsp->un.genreq64.bdl.bdeSize)); 681 } else if (CTrsp->CommandResponse.bits.CmdRsp == 682 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) { 683 /* NameServer Rsp Error */ 684 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ) 685 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) { 686 lpfc_printf_vlog(vport, KERN_INFO, 687 LOG_DISCOVERY, 688 "0269 No NameServer Entries " 689 "Data: x%x x%x x%x x%x\n", 690 CTrsp->CommandResponse.bits.CmdRsp, 691 (uint32_t) CTrsp->ReasonCode, 692 (uint32_t) CTrsp->Explanation, 693 vport->fc_flag); 694 695 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 696 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x", 697 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 698 (uint32_t) CTrsp->ReasonCode, 699 (uint32_t) CTrsp->Explanation); 700 } else { 701 lpfc_printf_vlog(vport, KERN_INFO, 702 LOG_DISCOVERY, 703 "0240 NameServer Rsp Error " 704 "Data: x%x x%x x%x x%x\n", 705 CTrsp->CommandResponse.bits.CmdRsp, 706 (uint32_t) CTrsp->ReasonCode, 707 (uint32_t) CTrsp->Explanation, 708 vport->fc_flag); 709 710 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 711 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x", 712 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 713 (uint32_t) CTrsp->ReasonCode, 714 (uint32_t) CTrsp->Explanation); 715 } 716 717 718 } else { 719 /* NameServer Rsp Error */ 720 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 721 "0241 NameServer Rsp Error " 722 "Data: x%x x%x x%x x%x\n", 723 CTrsp->CommandResponse.bits.CmdRsp, 724 (uint32_t) CTrsp->ReasonCode, 725 (uint32_t) CTrsp->Explanation, 726 vport->fc_flag); 727 728 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 729 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x", 730 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp, 731 (uint32_t) CTrsp->ReasonCode, 732 (uint32_t) CTrsp->Explanation); 733 } 734 } 735 /* Link up / RSCN discovery */ 736 if (vport->num_disc_nodes == 0) { 737 /* 738 * The driver has cycled through all Nports in the RSCN payload. 739 * Complete the handling by cleaning up and marking the 740 * current driver state. 741 */ 742 if (vport->port_state >= LPFC_DISC_AUTH) { 743 if (vport->fc_flag & FC_RSCN_MODE) { 744 lpfc_els_flush_rscn(vport); 745 spin_lock_irq(shost->host_lock); 746 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 747 spin_unlock_irq(shost->host_lock); 748 } 749 else 750 lpfc_els_flush_rscn(vport); 751 } 752 753 lpfc_disc_start(vport); 754 } 755 out: 756 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 757 lpfc_ct_free_iocb(phba, cmdiocb); 758 return; 759 } 760 761 static void 762 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 763 struct lpfc_iocbq *rspiocb) 764 { 765 struct lpfc_vport *vport = cmdiocb->vport; 766 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 767 IOCB_t *irsp = &rspiocb->iocb; 768 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1; 769 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2; 770 struct lpfc_sli_ct_request *CTrsp; 771 int did, rc, retry; 772 uint8_t fbits; 773 struct lpfc_nodelist *ndlp; 774 775 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId; 776 did = be32_to_cpu(did); 777 778 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 779 "GFF_ID cmpl: status:x%x/x%x did:x%x", 780 irsp->ulpStatus, irsp->un.ulpWord[4], did); 781 782 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 783 /* Good status, continue checking */ 784 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 785 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET]; 786 787 if (CTrsp->CommandResponse.bits.CmdRsp == 788 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) { 789 if ((fbits & FC4_FEATURE_INIT) && 790 !(fbits & FC4_FEATURE_TARGET)) { 791 lpfc_printf_vlog(vport, KERN_INFO, 792 LOG_DISCOVERY, 793 "0270 Skip x%x GFF " 794 "NameServer Rsp Data: (init) " 795 "x%x x%x\n", did, fbits, 796 vport->fc_rscn_id_cnt); 797 goto out; 798 } 799 } 800 } 801 else { 802 /* Check for retry */ 803 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) { 804 retry = 1; 805 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 806 switch ((irsp->un.ulpWord[4] & 807 IOERR_PARAM_MASK)) { 808 809 case IOERR_NO_RESOURCES: 810 /* We don't increment the retry 811 * count for this case. 812 */ 813 break; 814 case IOERR_LINK_DOWN: 815 case IOERR_SLI_ABORTED: 816 case IOERR_SLI_DOWN: 817 retry = 0; 818 break; 819 default: 820 cmdiocb->retry++; 821 } 822 } 823 else 824 cmdiocb->retry++; 825 826 if (retry) { 827 /* CT command is being retried */ 828 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID, 829 cmdiocb->retry, did); 830 if (rc == 0) { 831 /* success */ 832 lpfc_ct_free_iocb(phba, cmdiocb); 833 return; 834 } 835 } 836 } 837 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 838 "0267 NameServer GFF Rsp " 839 "x%x Error (%d %d) Data: x%x x%x\n", 840 did, irsp->ulpStatus, irsp->un.ulpWord[4], 841 vport->fc_flag, vport->fc_rscn_id_cnt); 842 } 843 844 /* This is a target port, unregistered port, or the GFF_ID failed */ 845 ndlp = lpfc_setup_disc_node(vport, did); 846 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) { 847 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 848 "0242 Process x%x GFF " 849 "NameServer Rsp Data: x%x x%x x%x\n", 850 did, ndlp->nlp_flag, vport->fc_flag, 851 vport->fc_rscn_id_cnt); 852 } else { 853 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 854 "0243 Skip x%x GFF " 855 "NameServer Rsp Data: x%x x%x\n", did, 856 vport->fc_flag, vport->fc_rscn_id_cnt); 857 } 858 out: 859 /* Link up / RSCN discovery */ 860 if (vport->num_disc_nodes) 861 vport->num_disc_nodes--; 862 if (vport->num_disc_nodes == 0) { 863 /* 864 * The driver has cycled through all Nports in the RSCN payload. 865 * Complete the handling by cleaning up and marking the 866 * current driver state. 867 */ 868 if (vport->port_state >= LPFC_DISC_AUTH) { 869 if (vport->fc_flag & FC_RSCN_MODE) { 870 lpfc_els_flush_rscn(vport); 871 spin_lock_irq(shost->host_lock); 872 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */ 873 spin_unlock_irq(shost->host_lock); 874 } 875 else 876 lpfc_els_flush_rscn(vport); 877 } 878 lpfc_disc_start(vport); 879 } 880 lpfc_ct_free_iocb(phba, cmdiocb); 881 return; 882 } 883 884 885 static void 886 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 887 struct lpfc_iocbq *rspiocb) 888 { 889 struct lpfc_vport *vport = cmdiocb->vport; 890 struct lpfc_dmabuf *inp; 891 struct lpfc_dmabuf *outp; 892 IOCB_t *irsp; 893 struct lpfc_sli_ct_request *CTrsp; 894 struct lpfc_nodelist *ndlp; 895 int cmdcode, rc; 896 uint8_t retry; 897 uint32_t latt; 898 899 /* First save ndlp, before we overwrite it */ 900 ndlp = cmdiocb->context_un.ndlp; 901 902 /* we pass cmdiocb to state machine which needs rspiocb as well */ 903 cmdiocb->context_un.rsp_iocb = rspiocb; 904 905 inp = (struct lpfc_dmabuf *) cmdiocb->context1; 906 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 907 irsp = &rspiocb->iocb; 908 909 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)-> 910 CommandResponse.bits.CmdRsp); 911 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 912 913 latt = lpfc_els_chk_latt(vport); 914 915 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */ 916 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 917 "0209 CT Request completes, latt %d, " 918 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n", 919 latt, irsp->ulpStatus, 920 CTrsp->CommandResponse.bits.CmdRsp, 921 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag); 922 923 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 924 "CT cmd cmpl: status:x%x/x%x cmd:x%x", 925 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode); 926 927 if (irsp->ulpStatus) { 928 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 929 "0268 NS cmd x%x Error (x%x x%x)\n", 930 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]); 931 932 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) && 933 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 934 IOERR_SLI_DOWN) || 935 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) == 936 IOERR_SLI_ABORTED))) 937 goto out; 938 939 retry = cmdiocb->retry; 940 if (retry >= LPFC_MAX_NS_RETRY) 941 goto out; 942 943 retry++; 944 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 945 "0250 Retrying NS cmd %x\n", cmdcode); 946 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0); 947 if (rc == 0) 948 goto out; 949 } 950 951 out: 952 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */ 953 lpfc_ct_free_iocb(phba, cmdiocb); 954 return; 955 } 956 957 static void 958 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 959 struct lpfc_iocbq *rspiocb) 960 { 961 IOCB_t *irsp = &rspiocb->iocb; 962 struct lpfc_vport *vport = cmdiocb->vport; 963 964 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 965 struct lpfc_dmabuf *outp; 966 struct lpfc_sli_ct_request *CTrsp; 967 968 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 969 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 970 if (CTrsp->CommandResponse.bits.CmdRsp == 971 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 972 vport->ct_flags |= FC_CT_RFT_ID; 973 } 974 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 975 return; 976 } 977 978 static void 979 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 980 struct lpfc_iocbq *rspiocb) 981 { 982 IOCB_t *irsp = &rspiocb->iocb; 983 struct lpfc_vport *vport = cmdiocb->vport; 984 985 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 986 struct lpfc_dmabuf *outp; 987 struct lpfc_sli_ct_request *CTrsp; 988 989 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 990 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 991 if (CTrsp->CommandResponse.bits.CmdRsp == 992 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 993 vport->ct_flags |= FC_CT_RNN_ID; 994 } 995 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 996 return; 997 } 998 999 static void 1000 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1001 struct lpfc_iocbq *rspiocb) 1002 { 1003 IOCB_t *irsp = &rspiocb->iocb; 1004 struct lpfc_vport *vport = cmdiocb->vport; 1005 1006 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1007 struct lpfc_dmabuf *outp; 1008 struct lpfc_sli_ct_request *CTrsp; 1009 1010 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1011 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1012 if (CTrsp->CommandResponse.bits.CmdRsp == 1013 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1014 vport->ct_flags |= FC_CT_RSPN_ID; 1015 } 1016 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1017 return; 1018 } 1019 1020 static void 1021 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1022 struct lpfc_iocbq *rspiocb) 1023 { 1024 IOCB_t *irsp = &rspiocb->iocb; 1025 struct lpfc_vport *vport = cmdiocb->vport; 1026 1027 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1028 struct lpfc_dmabuf *outp; 1029 struct lpfc_sli_ct_request *CTrsp; 1030 1031 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1032 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1033 if (CTrsp->CommandResponse.bits.CmdRsp == 1034 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1035 vport->ct_flags |= FC_CT_RSNN_NN; 1036 } 1037 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1038 return; 1039 } 1040 1041 static void 1042 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1043 struct lpfc_iocbq *rspiocb) 1044 { 1045 struct lpfc_vport *vport = cmdiocb->vport; 1046 1047 /* even if it fails we will act as though it succeeded. */ 1048 vport->ct_flags = 0; 1049 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1050 return; 1051 } 1052 1053 static void 1054 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1055 struct lpfc_iocbq *rspiocb) 1056 { 1057 IOCB_t *irsp = &rspiocb->iocb; 1058 struct lpfc_vport *vport = cmdiocb->vport; 1059 1060 if (irsp->ulpStatus == IOSTAT_SUCCESS) { 1061 struct lpfc_dmabuf *outp; 1062 struct lpfc_sli_ct_request *CTrsp; 1063 1064 outp = (struct lpfc_dmabuf *) cmdiocb->context2; 1065 CTrsp = (struct lpfc_sli_ct_request *) outp->virt; 1066 if (CTrsp->CommandResponse.bits.CmdRsp == 1067 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) 1068 vport->ct_flags |= FC_CT_RFF_ID; 1069 } 1070 lpfc_cmpl_ct(phba, cmdiocb, rspiocb); 1071 return; 1072 } 1073 1074 int 1075 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol, 1076 size_t size) 1077 { 1078 int n; 1079 uint8_t *wwn = vport->phba->wwpn; 1080 1081 n = snprintf(symbol, size, 1082 "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", 1083 wwn[0], wwn[1], wwn[2], wwn[3], 1084 wwn[4], wwn[5], wwn[6], wwn[7]); 1085 1086 if (vport->port_type == LPFC_PHYSICAL_PORT) 1087 return n; 1088 1089 if (n < size) 1090 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi); 1091 1092 if (n < size && 1093 strlen(vport->fc_vport->symbolic_name)) 1094 n += snprintf(symbol + n, size - n, " VName-%s", 1095 vport->fc_vport->symbolic_name); 1096 return n; 1097 } 1098 1099 int 1100 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol, 1101 size_t size) 1102 { 1103 char fwrev[FW_REV_STR_SIZE]; 1104 int n; 1105 1106 lpfc_decode_firmware_rev(vport->phba, fwrev, 0); 1107 1108 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName); 1109 1110 if (size < n) 1111 return n; 1112 n += snprintf(symbol + n, size - n, " FV%s", fwrev); 1113 1114 if (size < n) 1115 return n; 1116 n += snprintf(symbol + n, size - n, " DV%s", lpfc_release_version); 1117 1118 if (size < n) 1119 return n; 1120 n += snprintf(symbol + n, size - n, " HN:%s", init_utsname()->nodename); 1121 1122 /* Note :- OS name is "Linux" */ 1123 if (size < n) 1124 return n; 1125 n += snprintf(symbol + n, size - n, " OS:%s", init_utsname()->sysname); 1126 1127 return n; 1128 } 1129 1130 static uint32_t 1131 lpfc_find_map_node(struct lpfc_vport *vport) 1132 { 1133 struct lpfc_nodelist *ndlp, *next_ndlp; 1134 struct Scsi_Host *shost; 1135 uint32_t cnt = 0; 1136 1137 shost = lpfc_shost_from_vport(vport); 1138 spin_lock_irq(shost->host_lock); 1139 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { 1140 if (ndlp->nlp_type & NLP_FABRIC) 1141 continue; 1142 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) || 1143 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE)) 1144 cnt++; 1145 } 1146 spin_unlock_irq(shost->host_lock); 1147 return cnt; 1148 } 1149 1150 /* 1151 * lpfc_ns_cmd 1152 * Description: 1153 * Issue Cmd to NameServer 1154 * SLI_CTNS_GID_FT 1155 * LI_CTNS_RFT_ID 1156 */ 1157 int 1158 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 1159 uint8_t retry, uint32_t context) 1160 { 1161 struct lpfc_nodelist * ndlp; 1162 struct lpfc_hba *phba = vport->phba; 1163 struct lpfc_dmabuf *mp, *bmp; 1164 struct lpfc_sli_ct_request *CtReq; 1165 struct ulp_bde64 *bpl; 1166 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *, 1167 struct lpfc_iocbq *) = NULL; 1168 uint32_t rsp_size = 1024; 1169 size_t size; 1170 int rc = 0; 1171 1172 ndlp = lpfc_findnode_did(vport, NameServer_DID); 1173 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp) 1174 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) { 1175 rc=1; 1176 goto ns_cmd_exit; 1177 } 1178 1179 /* fill in BDEs for command */ 1180 /* Allocate buffer for command payload */ 1181 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1182 if (!mp) { 1183 rc=2; 1184 goto ns_cmd_exit; 1185 } 1186 1187 INIT_LIST_HEAD(&mp->list); 1188 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys)); 1189 if (!mp->virt) { 1190 rc=3; 1191 goto ns_cmd_free_mp; 1192 } 1193 1194 /* Allocate buffer for Buffer ptr list */ 1195 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 1196 if (!bmp) { 1197 rc=4; 1198 goto ns_cmd_free_mpvirt; 1199 } 1200 1201 INIT_LIST_HEAD(&bmp->list); 1202 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys)); 1203 if (!bmp->virt) { 1204 rc=5; 1205 goto ns_cmd_free_bmp; 1206 } 1207 1208 /* NameServer Req */ 1209 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY, 1210 "0236 NameServer Req Data: x%x x%x x%x\n", 1211 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt); 1212 1213 bpl = (struct ulp_bde64 *) bmp->virt; 1214 memset(bpl, 0, sizeof(struct ulp_bde64)); 1215 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) ); 1216 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) ); 1217 bpl->tus.f.bdeFlags = 0; 1218 if (cmdcode == SLI_CTNS_GID_FT) 1219 bpl->tus.f.bdeSize = GID_REQUEST_SZ; 1220 else if (cmdcode == SLI_CTNS_GFF_ID) 1221 bpl->tus.f.bdeSize = GFF_REQUEST_SZ; 1222 else if (cmdcode == SLI_CTNS_RFT_ID) 1223 bpl->tus.f.bdeSize = RFT_REQUEST_SZ; 1224 else if (cmdcode == SLI_CTNS_RNN_ID) 1225 bpl->tus.f.bdeSize = RNN_REQUEST_SZ; 1226 else if (cmdcode == SLI_CTNS_RSPN_ID) 1227 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ; 1228 else if (cmdcode == SLI_CTNS_RSNN_NN) 1229 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ; 1230 else if (cmdcode == SLI_CTNS_DA_ID) 1231 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; 1232 else if (cmdcode == SLI_CTNS_RFF_ID) 1233 bpl->tus.f.bdeSize = RFF_REQUEST_SZ; 1234 else 1235 bpl->tus.f.bdeSize = 0; 1236 bpl->tus.w = le32_to_cpu(bpl->tus.w); 1237 1238 CtReq = (struct lpfc_sli_ct_request *) mp->virt; 1239 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 1240 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 1241 CtReq->RevisionId.bits.InId = 0; 1242 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE; 1243 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER; 1244 CtReq->CommandResponse.bits.Size = 0; 1245 switch (cmdcode) { 1246 case SLI_CTNS_GID_FT: 1247 CtReq->CommandResponse.bits.CmdRsp = 1248 cpu_to_be16(SLI_CTNS_GID_FT); 1249 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP; 1250 if (vport->port_state < LPFC_NS_QRY) 1251 vport->port_state = LPFC_NS_QRY; 1252 lpfc_set_disctmo(vport); 1253 cmpl = lpfc_cmpl_ct_cmd_gid_ft; 1254 rsp_size = FC_MAX_NS_RSP; 1255 break; 1256 1257 case SLI_CTNS_GFF_ID: 1258 CtReq->CommandResponse.bits.CmdRsp = 1259 cpu_to_be16(SLI_CTNS_GFF_ID); 1260 CtReq->un.gff.PortId = cpu_to_be32(context); 1261 cmpl = lpfc_cmpl_ct_cmd_gff_id; 1262 break; 1263 1264 case SLI_CTNS_RFT_ID: 1265 vport->ct_flags &= ~FC_CT_RFT_ID; 1266 CtReq->CommandResponse.bits.CmdRsp = 1267 cpu_to_be16(SLI_CTNS_RFT_ID); 1268 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID); 1269 CtReq->un.rft.fcpReg = 1; 1270 cmpl = lpfc_cmpl_ct_cmd_rft_id; 1271 break; 1272 1273 case SLI_CTNS_RNN_ID: 1274 vport->ct_flags &= ~FC_CT_RNN_ID; 1275 CtReq->CommandResponse.bits.CmdRsp = 1276 cpu_to_be16(SLI_CTNS_RNN_ID); 1277 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID); 1278 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename, 1279 sizeof(struct lpfc_name)); 1280 cmpl = lpfc_cmpl_ct_cmd_rnn_id; 1281 break; 1282 1283 case SLI_CTNS_RSPN_ID: 1284 vport->ct_flags &= ~FC_CT_RSPN_ID; 1285 CtReq->CommandResponse.bits.CmdRsp = 1286 cpu_to_be16(SLI_CTNS_RSPN_ID); 1287 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID); 1288 size = sizeof(CtReq->un.rspn.symbname); 1289 CtReq->un.rspn.len = 1290 lpfc_vport_symbolic_port_name(vport, 1291 CtReq->un.rspn.symbname, size); 1292 cmpl = lpfc_cmpl_ct_cmd_rspn_id; 1293 break; 1294 case SLI_CTNS_RSNN_NN: 1295 vport->ct_flags &= ~FC_CT_RSNN_NN; 1296 CtReq->CommandResponse.bits.CmdRsp = 1297 cpu_to_be16(SLI_CTNS_RSNN_NN); 1298 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename, 1299 sizeof(struct lpfc_name)); 1300 size = sizeof(CtReq->un.rsnn.symbname); 1301 CtReq->un.rsnn.len = 1302 lpfc_vport_symbolic_node_name(vport, 1303 CtReq->un.rsnn.symbname, size); 1304 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; 1305 break; 1306 case SLI_CTNS_DA_ID: 1307 /* Implement DA_ID Nameserver request */ 1308 CtReq->CommandResponse.bits.CmdRsp = 1309 cpu_to_be16(SLI_CTNS_DA_ID); 1310 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID); 1311 cmpl = lpfc_cmpl_ct_cmd_da_id; 1312 break; 1313 case SLI_CTNS_RFF_ID: 1314 vport->ct_flags &= ~FC_CT_RFF_ID; 1315 CtReq->CommandResponse.bits.CmdRsp = 1316 cpu_to_be16(SLI_CTNS_RFF_ID); 1317 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID); 1318 CtReq->un.rff.fbits = FC4_FEATURE_INIT; 1319 CtReq->un.rff.type_code = FC_TYPE_FCP; 1320 cmpl = lpfc_cmpl_ct_cmd_rff_id; 1321 break; 1322 } 1323 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 1324 * to hold ndlp reference for the corresponding callback function. 1325 */ 1326 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) { 1327 /* On success, The cmpl function will free the buffers */ 1328 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1329 "Issue CT cmd: cmd:x%x did:x%x", 1330 cmdcode, ndlp->nlp_DID, 0); 1331 return 0; 1332 } 1333 rc=6; 1334 1335 /* Decrement ndlp reference count to release ndlp reference held 1336 * for the failed command's callback function. 1337 */ 1338 lpfc_nlp_put(ndlp); 1339 1340 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 1341 ns_cmd_free_bmp: 1342 kfree(bmp); 1343 ns_cmd_free_mpvirt: 1344 lpfc_mbuf_free(phba, mp->virt, mp->phys); 1345 ns_cmd_free_mp: 1346 kfree(mp); 1347 ns_cmd_exit: 1348 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY, 1349 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n", 1350 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt); 1351 return 1; 1352 } 1353 1354 /** 1355 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion 1356 * @phba: Pointer to HBA context object. 1357 * @cmdiocb: Pointer to the command IOCBQ. 1358 * @rspiocb: Pointer to the response IOCBQ. 1359 * 1360 * This function to handle the completion of a driver initiated FDMI 1361 * CT command issued during discovery. 1362 */ 1363 static void 1364 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 1365 struct lpfc_iocbq *rspiocb) 1366 { 1367 struct lpfc_vport *vport = cmdiocb->vport; 1368 struct lpfc_dmabuf *inp = cmdiocb->context1; 1369 struct lpfc_dmabuf *outp = cmdiocb->context2; 1370 struct lpfc_sli_ct_request *CTcmd = inp->virt; 1371 struct lpfc_sli_ct_request *CTrsp = outp->virt; 1372 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp; 1373 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp; 1374 IOCB_t *irsp = &rspiocb->iocb; 1375 struct lpfc_nodelist *ndlp; 1376 uint32_t latt, cmd, err; 1377 1378 latt = lpfc_els_chk_latt(vport); 1379 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT, 1380 "FDMI cmpl: status:x%x/x%x latt:%d", 1381 irsp->ulpStatus, irsp->un.ulpWord[4], latt); 1382 1383 if (latt || irsp->ulpStatus) { 1384 1385 /* Look for a retryable error */ 1386 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) { 1387 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) { 1388 case IOERR_SLI_ABORTED: 1389 case IOERR_ABORT_IN_PROGRESS: 1390 case IOERR_SEQUENCE_TIMEOUT: 1391 case IOERR_ILLEGAL_FRAME: 1392 case IOERR_NO_RESOURCES: 1393 case IOERR_ILLEGAL_COMMAND: 1394 cmdiocb->retry++; 1395 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY) 1396 break; 1397 1398 /* Retry the same FDMI command */ 1399 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, 1400 cmdiocb, 0); 1401 if (err == IOCB_ERROR) 1402 break; 1403 return; 1404 default: 1405 break; 1406 } 1407 } 1408 1409 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1410 "0229 FDMI cmd %04x failed, latt = %d " 1411 "ulpStatus: x%x, rid x%x\n", 1412 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus, 1413 irsp->un.ulpWord[4]); 1414 } 1415 lpfc_ct_free_iocb(phba, cmdiocb); 1416 1417 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1418 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1419 return; 1420 1421 /* Check for a CT LS_RJT response */ 1422 cmd = be16_to_cpu(fdmi_cmd); 1423 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) { 1424 /* FDMI rsp failed */ 1425 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 1426 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd); 1427 1428 /* Should we fallback to FDMI-2 / FDMI-1 ? */ 1429 switch (cmd) { 1430 case SLI_MGMT_RHBA: 1431 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) { 1432 /* Fallback to FDMI-1 */ 1433 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1434 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1435 /* Start over */ 1436 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1437 } 1438 return; 1439 1440 case SLI_MGMT_RPRT: 1441 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1442 /* Fallback to FDMI-1 */ 1443 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1444 /* Start over */ 1445 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1446 } 1447 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1448 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1449 /* Retry the same command */ 1450 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1451 } 1452 return; 1453 1454 case SLI_MGMT_RPA: 1455 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) { 1456 /* Fallback to FDMI-1 */ 1457 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR; 1458 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR; 1459 /* Start over */ 1460 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0); 1461 } 1462 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) { 1463 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; 1464 /* Retry the same command */ 1465 lpfc_fdmi_cmd(vport, ndlp, cmd, 0); 1466 } 1467 return; 1468 } 1469 } 1470 1471 /* 1472 * On success, need to cycle thru FDMI registration for discovery 1473 * DHBA -> DPRT -> RHBA -> RPA (physical port) 1474 * DPRT -> RPRT (vports) 1475 */ 1476 switch (cmd) { 1477 case SLI_MGMT_RHBA: 1478 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0); 1479 break; 1480 1481 case SLI_MGMT_DHBA: 1482 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0); 1483 break; 1484 1485 case SLI_MGMT_DPRT: 1486 if (vport->port_type == LPFC_PHYSICAL_PORT) 1487 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0); 1488 else 1489 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0); 1490 break; 1491 } 1492 return; 1493 } 1494 1495 1496 /** 1497 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to 1498 * @vport: pointer to a host virtual N_Port data structure. 1499 * 1500 * Called from hbeat timeout routine to check if the number of discovered 1501 * ports has changed. If so, re-register thar port Attribute. 1502 */ 1503 void 1504 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport) 1505 { 1506 struct lpfc_hba *phba = vport->phba; 1507 struct lpfc_nodelist *ndlp; 1508 uint16_t cnt; 1509 1510 if (!lpfc_is_link_up(phba)) 1511 return; 1512 1513 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc)) 1514 return; 1515 1516 cnt = lpfc_find_map_node(vport); 1517 if (cnt == vport->fdmi_num_disc) 1518 return; 1519 1520 ndlp = lpfc_findnode_did(vport, FDMI_DID); 1521 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 1522 return; 1523 1524 if (vport->port_type == LPFC_PHYSICAL_PORT) { 1525 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 1526 LPFC_FDMI_PORT_ATTR_num_disc); 1527 } else { 1528 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 1529 LPFC_FDMI_PORT_ATTR_num_disc); 1530 } 1531 } 1532 1533 /* Routines for all individual HBA attributes */ 1534 int 1535 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 1536 { 1537 struct lpfc_fdmi_attr_entry *ae; 1538 uint32_t size; 1539 1540 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1541 memset(ae, 0, sizeof(struct lpfc_name)); 1542 1543 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 1544 sizeof(struct lpfc_name)); 1545 size = FOURBYTES + sizeof(struct lpfc_name); 1546 ad->AttrLen = cpu_to_be16(size); 1547 ad->AttrType = cpu_to_be16(RHBA_NODENAME); 1548 return size; 1549 } 1550 int 1551 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport, 1552 struct lpfc_fdmi_attr_def *ad) 1553 { 1554 struct lpfc_fdmi_attr_entry *ae; 1555 uint32_t len, size; 1556 1557 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1558 memset(ae, 0, 256); 1559 1560 strncpy(ae->un.AttrString, 1561 "Emulex Corporation", 1562 sizeof(ae->un.AttrString)); 1563 len = strnlen(ae->un.AttrString, 1564 sizeof(ae->un.AttrString)); 1565 len += (len & 3) ? (4 - (len & 3)) : 4; 1566 size = FOURBYTES + len; 1567 ad->AttrLen = cpu_to_be16(size); 1568 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER); 1569 return size; 1570 } 1571 1572 int 1573 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) 1574 { 1575 struct lpfc_hba *phba = vport->phba; 1576 struct lpfc_fdmi_attr_entry *ae; 1577 uint32_t len, size; 1578 1579 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1580 memset(ae, 0, 256); 1581 1582 strncpy(ae->un.AttrString, phba->SerialNumber, 1583 sizeof(ae->un.AttrString)); 1584 len = strnlen(ae->un.AttrString, 1585 sizeof(ae->un.AttrString)); 1586 len += (len & 3) ? (4 - (len & 3)) : 4; 1587 size = FOURBYTES + len; 1588 ad->AttrLen = cpu_to_be16(size); 1589 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER); 1590 return size; 1591 } 1592 1593 int 1594 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport, 1595 struct lpfc_fdmi_attr_def *ad) 1596 { 1597 struct lpfc_hba *phba = vport->phba; 1598 struct lpfc_fdmi_attr_entry *ae; 1599 uint32_t len, size; 1600 1601 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1602 memset(ae, 0, 256); 1603 1604 strncpy(ae->un.AttrString, phba->ModelName, 1605 sizeof(ae->un.AttrString)); 1606 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 1607 len += (len & 3) ? (4 - (len & 3)) : 4; 1608 size = FOURBYTES + len; 1609 ad->AttrLen = cpu_to_be16(size); 1610 ad->AttrType = cpu_to_be16(RHBA_MODEL); 1611 return size; 1612 } 1613 1614 int 1615 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport, 1616 struct lpfc_fdmi_attr_def *ad) 1617 { 1618 struct lpfc_hba *phba = vport->phba; 1619 struct lpfc_fdmi_attr_entry *ae; 1620 uint32_t len, size; 1621 1622 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1623 memset(ae, 0, 256); 1624 1625 strncpy(ae->un.AttrString, phba->ModelDesc, 1626 sizeof(ae->un.AttrString)); 1627 len = strnlen(ae->un.AttrString, 1628 sizeof(ae->un.AttrString)); 1629 len += (len & 3) ? (4 - (len & 3)) : 4; 1630 size = FOURBYTES + len; 1631 ad->AttrLen = cpu_to_be16(size); 1632 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION); 1633 return size; 1634 } 1635 1636 int 1637 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport, 1638 struct lpfc_fdmi_attr_def *ad) 1639 { 1640 struct lpfc_hba *phba = vport->phba; 1641 lpfc_vpd_t *vp = &phba->vpd; 1642 struct lpfc_fdmi_attr_entry *ae; 1643 uint32_t i, j, incr, size; 1644 1645 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1646 memset(ae, 0, 256); 1647 1648 /* Convert JEDEC ID to ascii for hardware version */ 1649 incr = vp->rev.biuRev; 1650 for (i = 0; i < 8; i++) { 1651 j = (incr & 0xf); 1652 if (j <= 9) 1653 ae->un.AttrString[7 - i] = 1654 (char)((uint8_t) 0x30 + 1655 (uint8_t) j); 1656 else 1657 ae->un.AttrString[7 - i] = 1658 (char)((uint8_t) 0x61 + 1659 (uint8_t) (j - 10)); 1660 incr = (incr >> 4); 1661 } 1662 size = FOURBYTES + 8; 1663 ad->AttrLen = cpu_to_be16(size); 1664 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION); 1665 return size; 1666 } 1667 1668 int 1669 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport, 1670 struct lpfc_fdmi_attr_def *ad) 1671 { 1672 struct lpfc_fdmi_attr_entry *ae; 1673 uint32_t len, size; 1674 1675 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1676 memset(ae, 0, 256); 1677 1678 strncpy(ae->un.AttrString, lpfc_release_version, 1679 sizeof(ae->un.AttrString)); 1680 len = strnlen(ae->un.AttrString, 1681 sizeof(ae->un.AttrString)); 1682 len += (len & 3) ? (4 - (len & 3)) : 4; 1683 size = FOURBYTES + len; 1684 ad->AttrLen = cpu_to_be16(size); 1685 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION); 1686 return size; 1687 } 1688 1689 int 1690 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport, 1691 struct lpfc_fdmi_attr_def *ad) 1692 { 1693 struct lpfc_hba *phba = vport->phba; 1694 struct lpfc_fdmi_attr_entry *ae; 1695 uint32_t len, size; 1696 1697 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1698 memset(ae, 0, 256); 1699 1700 if (phba->sli_rev == LPFC_SLI_REV4) 1701 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1702 else 1703 strncpy(ae->un.AttrString, phba->OptionROMVersion, 1704 sizeof(ae->un.AttrString)); 1705 len = strnlen(ae->un.AttrString, 1706 sizeof(ae->un.AttrString)); 1707 len += (len & 3) ? (4 - (len & 3)) : 4; 1708 size = FOURBYTES + len; 1709 ad->AttrLen = cpu_to_be16(size); 1710 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION); 1711 return size; 1712 } 1713 1714 int 1715 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport, 1716 struct lpfc_fdmi_attr_def *ad) 1717 { 1718 struct lpfc_hba *phba = vport->phba; 1719 struct lpfc_fdmi_attr_entry *ae; 1720 uint32_t len, size; 1721 1722 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1723 memset(ae, 0, 256); 1724 1725 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1726 len = strnlen(ae->un.AttrString, 1727 sizeof(ae->un.AttrString)); 1728 len += (len & 3) ? (4 - (len & 3)) : 4; 1729 size = FOURBYTES + len; 1730 ad->AttrLen = cpu_to_be16(size); 1731 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION); 1732 return size; 1733 } 1734 1735 int 1736 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport, 1737 struct lpfc_fdmi_attr_def *ad) 1738 { 1739 struct lpfc_fdmi_attr_entry *ae; 1740 uint32_t len, size; 1741 1742 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1743 memset(ae, 0, 256); 1744 1745 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s", 1746 init_utsname()->sysname, 1747 init_utsname()->release, 1748 init_utsname()->version); 1749 1750 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 1751 len += (len & 3) ? (4 - (len & 3)) : 4; 1752 size = FOURBYTES + len; 1753 ad->AttrLen = cpu_to_be16(size); 1754 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION); 1755 return size; 1756 } 1757 1758 int 1759 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport, 1760 struct lpfc_fdmi_attr_def *ad) 1761 { 1762 struct lpfc_fdmi_attr_entry *ae; 1763 uint32_t size; 1764 1765 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1766 1767 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE); 1768 size = FOURBYTES + sizeof(uint32_t); 1769 ad->AttrLen = cpu_to_be16(size); 1770 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN); 1771 return size; 1772 } 1773 1774 int 1775 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport, 1776 struct lpfc_fdmi_attr_def *ad) 1777 { 1778 struct lpfc_fdmi_attr_entry *ae; 1779 uint32_t len, size; 1780 1781 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1782 memset(ae, 0, 256); 1783 1784 len = lpfc_vport_symbolic_node_name(vport, 1785 ae->un.AttrString, 256); 1786 len += (len & 3) ? (4 - (len & 3)) : 4; 1787 size = FOURBYTES + len; 1788 ad->AttrLen = cpu_to_be16(size); 1789 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME); 1790 return size; 1791 } 1792 1793 int 1794 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport, 1795 struct lpfc_fdmi_attr_def *ad) 1796 { 1797 struct lpfc_fdmi_attr_entry *ae; 1798 uint32_t size; 1799 1800 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1801 1802 /* Nothing is defined for this currently */ 1803 ae->un.AttrInt = cpu_to_be32(0); 1804 size = FOURBYTES + sizeof(uint32_t); 1805 ad->AttrLen = cpu_to_be16(size); 1806 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO); 1807 return size; 1808 } 1809 1810 int 1811 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport, 1812 struct lpfc_fdmi_attr_def *ad) 1813 { 1814 struct lpfc_fdmi_attr_entry *ae; 1815 uint32_t size; 1816 1817 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1818 1819 /* Each driver instance corresponds to a single port */ 1820 ae->un.AttrInt = cpu_to_be32(1); 1821 size = FOURBYTES + sizeof(uint32_t); 1822 ad->AttrLen = cpu_to_be16(size); 1823 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS); 1824 return size; 1825 } 1826 1827 int 1828 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport, 1829 struct lpfc_fdmi_attr_def *ad) 1830 { 1831 struct lpfc_fdmi_attr_entry *ae; 1832 uint32_t size; 1833 1834 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1835 memset(ae, 0, sizeof(struct lpfc_name)); 1836 1837 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename, 1838 sizeof(struct lpfc_name)); 1839 size = FOURBYTES + sizeof(struct lpfc_name); 1840 ad->AttrLen = cpu_to_be16(size); 1841 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN); 1842 return size; 1843 } 1844 1845 int 1846 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport, 1847 struct lpfc_fdmi_attr_def *ad) 1848 { 1849 struct lpfc_hba *phba = vport->phba; 1850 struct lpfc_fdmi_attr_entry *ae; 1851 uint32_t len, size; 1852 1853 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1854 memset(ae, 0, 256); 1855 1856 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1); 1857 len = strnlen(ae->un.AttrString, 1858 sizeof(ae->un.AttrString)); 1859 len += (len & 3) ? (4 - (len & 3)) : 4; 1860 size = FOURBYTES + len; 1861 ad->AttrLen = cpu_to_be16(size); 1862 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION); 1863 return size; 1864 } 1865 1866 int 1867 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport, 1868 struct lpfc_fdmi_attr_def *ad) 1869 { 1870 struct lpfc_fdmi_attr_entry *ae; 1871 uint32_t size; 1872 1873 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1874 1875 /* Driver doesn't have access to this information */ 1876 ae->un.AttrInt = cpu_to_be32(0); 1877 size = FOURBYTES + sizeof(uint32_t); 1878 ad->AttrLen = cpu_to_be16(size); 1879 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE); 1880 return size; 1881 } 1882 1883 int 1884 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport, 1885 struct lpfc_fdmi_attr_def *ad) 1886 { 1887 struct lpfc_fdmi_attr_entry *ae; 1888 uint32_t len, size; 1889 1890 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1891 memset(ae, 0, 256); 1892 1893 strncpy(ae->un.AttrString, "EMULEX", 1894 sizeof(ae->un.AttrString)); 1895 len = strnlen(ae->un.AttrString, 1896 sizeof(ae->un.AttrString)); 1897 len += (len & 3) ? (4 - (len & 3)) : 4; 1898 size = FOURBYTES + len; 1899 ad->AttrLen = cpu_to_be16(size); 1900 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID); 1901 return size; 1902 } 1903 1904 /* Routines for all individual PORT attributes */ 1905 int 1906 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport, 1907 struct lpfc_fdmi_attr_def *ad) 1908 { 1909 struct lpfc_fdmi_attr_entry *ae; 1910 uint32_t size; 1911 1912 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1913 memset(ae, 0, 32); 1914 1915 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 1916 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 1917 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 1918 size = FOURBYTES + 32; 1919 ad->AttrLen = cpu_to_be16(size); 1920 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES); 1921 return size; 1922 } 1923 1924 int 1925 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport, 1926 struct lpfc_fdmi_attr_def *ad) 1927 { 1928 struct lpfc_hba *phba = vport->phba; 1929 struct lpfc_fdmi_attr_entry *ae; 1930 uint32_t size; 1931 1932 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1933 1934 ae->un.AttrInt = 0; 1935 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 1936 if (phba->lmt & LMT_32Gb) 1937 ae->un.AttrInt |= HBA_PORTSPEED_32GFC; 1938 if (phba->lmt & LMT_16Gb) 1939 ae->un.AttrInt |= HBA_PORTSPEED_16GFC; 1940 if (phba->lmt & LMT_10Gb) 1941 ae->un.AttrInt |= HBA_PORTSPEED_10GFC; 1942 if (phba->lmt & LMT_8Gb) 1943 ae->un.AttrInt |= HBA_PORTSPEED_8GFC; 1944 if (phba->lmt & LMT_4Gb) 1945 ae->un.AttrInt |= HBA_PORTSPEED_4GFC; 1946 if (phba->lmt & LMT_2Gb) 1947 ae->un.AttrInt |= HBA_PORTSPEED_2GFC; 1948 if (phba->lmt & LMT_1Gb) 1949 ae->un.AttrInt |= HBA_PORTSPEED_1GFC; 1950 } else { 1951 /* FCoE links support only one speed */ 1952 switch (phba->fc_linkspeed) { 1953 case LPFC_ASYNC_LINK_SPEED_10GBPS: 1954 ae->un.AttrInt = HBA_PORTSPEED_10GE; 1955 break; 1956 case LPFC_ASYNC_LINK_SPEED_25GBPS: 1957 ae->un.AttrInt = HBA_PORTSPEED_25GE; 1958 break; 1959 case LPFC_ASYNC_LINK_SPEED_40GBPS: 1960 ae->un.AttrInt = HBA_PORTSPEED_40GE; 1961 break; 1962 case LPFC_ASYNC_LINK_SPEED_100GBPS: 1963 ae->un.AttrInt = HBA_PORTSPEED_100GE; 1964 break; 1965 } 1966 } 1967 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 1968 size = FOURBYTES + sizeof(uint32_t); 1969 ad->AttrLen = cpu_to_be16(size); 1970 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED); 1971 return size; 1972 } 1973 1974 int 1975 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport, 1976 struct lpfc_fdmi_attr_def *ad) 1977 { 1978 struct lpfc_hba *phba = vport->phba; 1979 struct lpfc_fdmi_attr_entry *ae; 1980 uint32_t size; 1981 1982 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 1983 1984 if (!(phba->hba_flag & HBA_FCOE_MODE)) { 1985 switch (phba->fc_linkspeed) { 1986 case LPFC_LINK_SPEED_1GHZ: 1987 ae->un.AttrInt = HBA_PORTSPEED_1GFC; 1988 break; 1989 case LPFC_LINK_SPEED_2GHZ: 1990 ae->un.AttrInt = HBA_PORTSPEED_2GFC; 1991 break; 1992 case LPFC_LINK_SPEED_4GHZ: 1993 ae->un.AttrInt = HBA_PORTSPEED_4GFC; 1994 break; 1995 case LPFC_LINK_SPEED_8GHZ: 1996 ae->un.AttrInt = HBA_PORTSPEED_8GFC; 1997 break; 1998 case LPFC_LINK_SPEED_10GHZ: 1999 ae->un.AttrInt = HBA_PORTSPEED_10GFC; 2000 break; 2001 case LPFC_LINK_SPEED_16GHZ: 2002 ae->un.AttrInt = HBA_PORTSPEED_16GFC; 2003 break; 2004 case LPFC_LINK_SPEED_32GHZ: 2005 ae->un.AttrInt = HBA_PORTSPEED_32GFC; 2006 break; 2007 default: 2008 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2009 break; 2010 } 2011 } else { 2012 switch (phba->fc_linkspeed) { 2013 case LPFC_ASYNC_LINK_SPEED_10GBPS: 2014 ae->un.AttrInt = HBA_PORTSPEED_10GE; 2015 break; 2016 case LPFC_ASYNC_LINK_SPEED_25GBPS: 2017 ae->un.AttrInt = HBA_PORTSPEED_25GE; 2018 break; 2019 case LPFC_ASYNC_LINK_SPEED_40GBPS: 2020 ae->un.AttrInt = HBA_PORTSPEED_40GE; 2021 break; 2022 case LPFC_ASYNC_LINK_SPEED_100GBPS: 2023 ae->un.AttrInt = HBA_PORTSPEED_100GE; 2024 break; 2025 default: 2026 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN; 2027 break; 2028 } 2029 } 2030 2031 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2032 size = FOURBYTES + sizeof(uint32_t); 2033 ad->AttrLen = cpu_to_be16(size); 2034 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED); 2035 return size; 2036 } 2037 2038 int 2039 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport, 2040 struct lpfc_fdmi_attr_def *ad) 2041 { 2042 struct serv_parm *hsp; 2043 struct lpfc_fdmi_attr_entry *ae; 2044 uint32_t size; 2045 2046 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2047 2048 hsp = (struct serv_parm *)&vport->fc_sparam; 2049 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) | 2050 (uint32_t) hsp->cmn.bbRcvSizeLsb; 2051 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt); 2052 size = FOURBYTES + sizeof(uint32_t); 2053 ad->AttrLen = cpu_to_be16(size); 2054 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE); 2055 return size; 2056 } 2057 2058 int 2059 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport, 2060 struct lpfc_fdmi_attr_def *ad) 2061 { 2062 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2063 struct lpfc_fdmi_attr_entry *ae; 2064 uint32_t len, size; 2065 2066 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2067 memset(ae, 0, 256); 2068 2069 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), 2070 "/sys/class/scsi_host/host%d", shost->host_no); 2071 len = strnlen((char *)ae->un.AttrString, 2072 sizeof(ae->un.AttrString)); 2073 len += (len & 3) ? (4 - (len & 3)) : 4; 2074 size = FOURBYTES + len; 2075 ad->AttrLen = cpu_to_be16(size); 2076 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME); 2077 return size; 2078 } 2079 2080 int 2081 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport, 2082 struct lpfc_fdmi_attr_def *ad) 2083 { 2084 struct lpfc_fdmi_attr_entry *ae; 2085 uint32_t len, size; 2086 2087 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2088 memset(ae, 0, 256); 2089 2090 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s", 2091 init_utsname()->nodename); 2092 2093 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2094 len += (len & 3) ? (4 - (len & 3)) : 4; 2095 size = FOURBYTES + len; 2096 ad->AttrLen = cpu_to_be16(size); 2097 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME); 2098 return size; 2099 } 2100 2101 int 2102 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport, 2103 struct lpfc_fdmi_attr_def *ad) 2104 { 2105 struct lpfc_fdmi_attr_entry *ae; 2106 uint32_t size; 2107 2108 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2109 memset(ae, 0, sizeof(struct lpfc_name)); 2110 2111 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName, 2112 sizeof(struct lpfc_name)); 2113 size = FOURBYTES + sizeof(struct lpfc_name); 2114 ad->AttrLen = cpu_to_be16(size); 2115 ad->AttrType = cpu_to_be16(RPRT_NODENAME); 2116 return size; 2117 } 2118 2119 int 2120 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport, 2121 struct lpfc_fdmi_attr_def *ad) 2122 { 2123 struct lpfc_fdmi_attr_entry *ae; 2124 uint32_t size; 2125 2126 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2127 memset(ae, 0, sizeof(struct lpfc_name)); 2128 2129 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName, 2130 sizeof(struct lpfc_name)); 2131 size = FOURBYTES + sizeof(struct lpfc_name); 2132 ad->AttrLen = cpu_to_be16(size); 2133 ad->AttrType = cpu_to_be16(RPRT_PORTNAME); 2134 return size; 2135 } 2136 2137 int 2138 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport, 2139 struct lpfc_fdmi_attr_def *ad) 2140 { 2141 struct lpfc_fdmi_attr_entry *ae; 2142 uint32_t len, size; 2143 2144 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2145 memset(ae, 0, 256); 2146 2147 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256); 2148 len += (len & 3) ? (4 - (len & 3)) : 4; 2149 size = FOURBYTES + len; 2150 ad->AttrLen = cpu_to_be16(size); 2151 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME); 2152 return size; 2153 } 2154 2155 int 2156 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport, 2157 struct lpfc_fdmi_attr_def *ad) 2158 { 2159 struct lpfc_hba *phba = vport->phba; 2160 struct lpfc_fdmi_attr_entry *ae; 2161 uint32_t size; 2162 2163 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2164 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP) 2165 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT); 2166 else 2167 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT); 2168 size = FOURBYTES + sizeof(uint32_t); 2169 ad->AttrLen = cpu_to_be16(size); 2170 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE); 2171 return size; 2172 } 2173 2174 int 2175 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport, 2176 struct lpfc_fdmi_attr_def *ad) 2177 { 2178 struct lpfc_fdmi_attr_entry *ae; 2179 uint32_t size; 2180 2181 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2182 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3); 2183 size = FOURBYTES + sizeof(uint32_t); 2184 ad->AttrLen = cpu_to_be16(size); 2185 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS); 2186 return size; 2187 } 2188 2189 int 2190 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport, 2191 struct lpfc_fdmi_attr_def *ad) 2192 { 2193 struct lpfc_fdmi_attr_entry *ae; 2194 uint32_t size; 2195 2196 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2197 memset(ae, 0, sizeof(struct lpfc_name)); 2198 2199 memcpy(&ae->un.AttrWWN, &vport->fabric_portname, 2200 sizeof(struct lpfc_name)); 2201 size = FOURBYTES + sizeof(struct lpfc_name); 2202 ad->AttrLen = cpu_to_be16(size); 2203 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME); 2204 return size; 2205 } 2206 2207 int 2208 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport, 2209 struct lpfc_fdmi_attr_def *ad) 2210 { 2211 struct lpfc_fdmi_attr_entry *ae; 2212 uint32_t size; 2213 2214 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2215 memset(ae, 0, 32); 2216 2217 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */ 2218 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */ 2219 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */ 2220 size = FOURBYTES + 32; 2221 ad->AttrLen = cpu_to_be16(size); 2222 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES); 2223 return size; 2224 } 2225 2226 int 2227 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport, 2228 struct lpfc_fdmi_attr_def *ad) 2229 { 2230 struct lpfc_fdmi_attr_entry *ae; 2231 uint32_t size; 2232 2233 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2234 /* Link Up - operational */ 2235 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE); 2236 size = FOURBYTES + sizeof(uint32_t); 2237 ad->AttrLen = cpu_to_be16(size); 2238 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE); 2239 return size; 2240 } 2241 2242 int 2243 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport, 2244 struct lpfc_fdmi_attr_def *ad) 2245 { 2246 struct lpfc_fdmi_attr_entry *ae; 2247 uint32_t size; 2248 2249 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2250 vport->fdmi_num_disc = lpfc_find_map_node(vport); 2251 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc); 2252 size = FOURBYTES + sizeof(uint32_t); 2253 ad->AttrLen = cpu_to_be16(size); 2254 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT); 2255 return size; 2256 } 2257 2258 int 2259 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport, 2260 struct lpfc_fdmi_attr_def *ad) 2261 { 2262 struct lpfc_fdmi_attr_entry *ae; 2263 uint32_t size; 2264 2265 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2266 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID); 2267 size = FOURBYTES + sizeof(uint32_t); 2268 ad->AttrLen = cpu_to_be16(size); 2269 ad->AttrType = cpu_to_be16(RPRT_PORT_ID); 2270 return size; 2271 } 2272 2273 int 2274 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport, 2275 struct lpfc_fdmi_attr_def *ad) 2276 { 2277 struct lpfc_fdmi_attr_entry *ae; 2278 uint32_t len, size; 2279 2280 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2281 memset(ae, 0, 256); 2282 2283 strncpy(ae->un.AttrString, "Smart SAN Initiator", 2284 sizeof(ae->un.AttrString)); 2285 len = strnlen(ae->un.AttrString, 2286 sizeof(ae->un.AttrString)); 2287 len += (len & 3) ? (4 - (len & 3)) : 4; 2288 size = FOURBYTES + len; 2289 ad->AttrLen = cpu_to_be16(size); 2290 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE); 2291 return size; 2292 } 2293 2294 int 2295 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport, 2296 struct lpfc_fdmi_attr_def *ad) 2297 { 2298 struct lpfc_fdmi_attr_entry *ae; 2299 uint32_t size; 2300 2301 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2302 memset(ae, 0, 256); 2303 2304 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName, 2305 sizeof(struct lpfc_name)); 2306 memcpy((((uint8_t *)&ae->un.AttrString) + 2307 sizeof(struct lpfc_name)), 2308 &vport->fc_sparam.portName, sizeof(struct lpfc_name)); 2309 size = FOURBYTES + (2 * sizeof(struct lpfc_name)); 2310 ad->AttrLen = cpu_to_be16(size); 2311 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID); 2312 return size; 2313 } 2314 2315 int 2316 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport, 2317 struct lpfc_fdmi_attr_def *ad) 2318 { 2319 struct lpfc_fdmi_attr_entry *ae; 2320 uint32_t len, size; 2321 2322 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2323 memset(ae, 0, 256); 2324 2325 strncpy(ae->un.AttrString, "Smart SAN Version 2.0", 2326 sizeof(ae->un.AttrString)); 2327 len = strnlen(ae->un.AttrString, 2328 sizeof(ae->un.AttrString)); 2329 len += (len & 3) ? (4 - (len & 3)) : 4; 2330 size = FOURBYTES + len; 2331 ad->AttrLen = cpu_to_be16(size); 2332 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION); 2333 return size; 2334 } 2335 2336 int 2337 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport, 2338 struct lpfc_fdmi_attr_def *ad) 2339 { 2340 struct lpfc_hba *phba = vport->phba; 2341 struct lpfc_fdmi_attr_entry *ae; 2342 uint32_t len, size; 2343 2344 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2345 memset(ae, 0, 256); 2346 2347 strncpy(ae->un.AttrString, phba->ModelName, 2348 sizeof(ae->un.AttrString)); 2349 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString)); 2350 len += (len & 3) ? (4 - (len & 3)) : 4; 2351 size = FOURBYTES + len; 2352 ad->AttrLen = cpu_to_be16(size); 2353 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL); 2354 return size; 2355 } 2356 2357 int 2358 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport, 2359 struct lpfc_fdmi_attr_def *ad) 2360 { 2361 struct lpfc_fdmi_attr_entry *ae; 2362 uint32_t size; 2363 2364 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2365 2366 /* SRIOV (type 3) is not supported */ 2367 if (vport->vpi) 2368 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */ 2369 else 2370 ae->un.AttrInt = cpu_to_be32(1); /* Physical */ 2371 size = FOURBYTES + sizeof(uint32_t); 2372 ad->AttrLen = cpu_to_be16(size); 2373 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO); 2374 return size; 2375 } 2376 2377 int 2378 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport, 2379 struct lpfc_fdmi_attr_def *ad) 2380 { 2381 struct lpfc_fdmi_attr_entry *ae; 2382 uint32_t size; 2383 2384 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2385 ae->un.AttrInt = cpu_to_be32(0); 2386 size = FOURBYTES + sizeof(uint32_t); 2387 ad->AttrLen = cpu_to_be16(size); 2388 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS); 2389 return size; 2390 } 2391 2392 int 2393 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport, 2394 struct lpfc_fdmi_attr_def *ad) 2395 { 2396 struct lpfc_fdmi_attr_entry *ae; 2397 uint32_t size; 2398 2399 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue; 2400 ae->un.AttrInt = cpu_to_be32(1); 2401 size = FOURBYTES + sizeof(uint32_t); 2402 ad->AttrLen = cpu_to_be16(size); 2403 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY); 2404 return size; 2405 } 2406 2407 /* RHBA attribute jump table */ 2408 int (*lpfc_fdmi_hba_action[]) 2409 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2410 /* Action routine Mask bit Attribute type */ 2411 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */ 2412 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */ 2413 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */ 2414 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */ 2415 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */ 2416 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */ 2417 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */ 2418 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */ 2419 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */ 2420 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */ 2421 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */ 2422 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */ 2423 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */ 2424 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */ 2425 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */ 2426 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */ 2427 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */ 2428 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */ 2429 }; 2430 2431 /* RPA / RPRT attribute jump table */ 2432 int (*lpfc_fdmi_port_action[]) 2433 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = { 2434 /* Action routine Mask bit Attribute type */ 2435 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */ 2436 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */ 2437 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */ 2438 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */ 2439 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */ 2440 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */ 2441 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */ 2442 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */ 2443 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */ 2444 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */ 2445 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */ 2446 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */ 2447 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */ 2448 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */ 2449 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */ 2450 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */ 2451 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */ 2452 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */ 2453 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */ 2454 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */ 2455 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */ 2456 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */ 2457 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */ 2458 }; 2459 2460 /** 2461 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort 2462 * @vport: pointer to a host virtual N_Port data structure. 2463 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID) 2464 * cmdcode: FDMI command to send 2465 * mask: Mask of HBA or PORT Attributes to send 2466 * 2467 * Builds and sends a FDMI command using the CT subsystem. 2468 */ 2469 int 2470 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, 2471 int cmdcode, uint32_t new_mask) 2472 { 2473 struct lpfc_hba *phba = vport->phba; 2474 struct lpfc_dmabuf *mp, *bmp; 2475 struct lpfc_sli_ct_request *CtReq; 2476 struct ulp_bde64 *bpl; 2477 uint32_t bit_pos; 2478 uint32_t size; 2479 uint32_t rsp_size; 2480 uint32_t mask; 2481 struct lpfc_fdmi_reg_hba *rh; 2482 struct lpfc_fdmi_port_entry *pe; 2483 struct lpfc_fdmi_reg_portattr *pab = NULL; 2484 struct lpfc_fdmi_attr_block *ab = NULL; 2485 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad); 2486 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *, 2487 struct lpfc_iocbq *); 2488 2489 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) 2490 return 0; 2491 2492 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */ 2493 2494 /* fill in BDEs for command */ 2495 /* Allocate buffer for command payload */ 2496 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2497 if (!mp) 2498 goto fdmi_cmd_exit; 2499 2500 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys)); 2501 if (!mp->virt) 2502 goto fdmi_cmd_free_mp; 2503 2504 /* Allocate buffer for Buffer ptr list */ 2505 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); 2506 if (!bmp) 2507 goto fdmi_cmd_free_mpvirt; 2508 2509 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys)); 2510 if (!bmp->virt) 2511 goto fdmi_cmd_free_bmp; 2512 2513 INIT_LIST_HEAD(&mp->list); 2514 INIT_LIST_HEAD(&bmp->list); 2515 2516 /* FDMI request */ 2517 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2518 "0218 FDMI Request Data: x%x x%x x%x\n", 2519 vport->fc_flag, vport->port_state, cmdcode); 2520 CtReq = (struct lpfc_sli_ct_request *)mp->virt; 2521 2522 /* First populate the CT_IU preamble */ 2523 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request)); 2524 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION; 2525 CtReq->RevisionId.bits.InId = 0; 2526 2527 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE; 2528 CtReq->FsSubType = SLI_CT_FDMI_Subtypes; 2529 2530 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode); 2531 rsp_size = LPFC_BPL_SIZE; 2532 size = 0; 2533 2534 /* Next fill in the specific FDMI cmd information */ 2535 switch (cmdcode) { 2536 case SLI_MGMT_RHAT: 2537 case SLI_MGMT_RHBA: 2538 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID; 2539 /* HBA Identifier */ 2540 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName, 2541 sizeof(struct lpfc_name)); 2542 2543 if (cmdcode == SLI_MGMT_RHBA) { 2544 /* Registered Port List */ 2545 /* One entry (port) per adapter */ 2546 rh->rpl.EntryCnt = cpu_to_be32(1); 2547 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName, 2548 sizeof(struct lpfc_name)); 2549 2550 /* point to the HBA attribute block */ 2551 size = 2 * sizeof(struct lpfc_name) + 2552 FOURBYTES; 2553 } else { 2554 size = sizeof(struct lpfc_name); 2555 } 2556 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size); 2557 ab->EntryCnt = 0; 2558 size += FOURBYTES; 2559 bit_pos = 0; 2560 if (new_mask) 2561 mask = new_mask; 2562 else 2563 mask = vport->fdmi_hba_mask; 2564 2565 /* Mask will dictate what attributes to build in the request */ 2566 while (mask) { 2567 if (mask & 0x1) { 2568 func = lpfc_fdmi_hba_action[bit_pos]; 2569 size += func(vport, 2570 (struct lpfc_fdmi_attr_def *) 2571 ((uint8_t *)rh + size)); 2572 ab->EntryCnt++; 2573 if ((size + 256) > 2574 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 2575 goto hba_out; 2576 } 2577 mask = mask >> 1; 2578 bit_pos++; 2579 } 2580 hba_out: 2581 ab->EntryCnt = cpu_to_be32(ab->EntryCnt); 2582 /* Total size */ 2583 size = GID_REQUEST_SZ - 4 + size; 2584 break; 2585 2586 case SLI_MGMT_RPRT: 2587 case SLI_MGMT_RPA: 2588 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID; 2589 if (cmdcode == SLI_MGMT_RPRT) { 2590 rh = (struct lpfc_fdmi_reg_hba *)pab; 2591 /* HBA Identifier */ 2592 memcpy(&rh->hi.PortName, 2593 &phba->pport->fc_sparam.portName, 2594 sizeof(struct lpfc_name)); 2595 pab = (struct lpfc_fdmi_reg_portattr *) 2596 ((uint8_t *)pab + sizeof(struct lpfc_name)); 2597 } 2598 2599 memcpy((uint8_t *)&pab->PortName, 2600 (uint8_t *)&vport->fc_sparam.portName, 2601 sizeof(struct lpfc_name)); 2602 size += sizeof(struct lpfc_name) + FOURBYTES; 2603 pab->ab.EntryCnt = 0; 2604 bit_pos = 0; 2605 if (new_mask) 2606 mask = new_mask; 2607 else 2608 mask = vport->fdmi_port_mask; 2609 2610 /* Mask will dictate what attributes to build in the request */ 2611 while (mask) { 2612 if (mask & 0x1) { 2613 func = lpfc_fdmi_port_action[bit_pos]; 2614 size += func(vport, 2615 (struct lpfc_fdmi_attr_def *) 2616 ((uint8_t *)pab + size)); 2617 pab->ab.EntryCnt++; 2618 if ((size + 256) > 2619 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE)) 2620 goto port_out; 2621 } 2622 mask = mask >> 1; 2623 bit_pos++; 2624 } 2625 port_out: 2626 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt); 2627 /* Total size */ 2628 if (cmdcode == SLI_MGMT_RPRT) 2629 size += sizeof(struct lpfc_name); 2630 size = GID_REQUEST_SZ - 4 + size; 2631 break; 2632 2633 case SLI_MGMT_GHAT: 2634 case SLI_MGMT_GRPL: 2635 rsp_size = FC_MAX_NS_RSP; 2636 case SLI_MGMT_DHBA: 2637 case SLI_MGMT_DHAT: 2638 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 2639 memcpy((uint8_t *)&pe->PortName, 2640 (uint8_t *)&vport->fc_sparam.portName, 2641 sizeof(struct lpfc_name)); 2642 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 2643 break; 2644 2645 case SLI_MGMT_GPAT: 2646 case SLI_MGMT_GPAS: 2647 rsp_size = FC_MAX_NS_RSP; 2648 case SLI_MGMT_DPRT: 2649 case SLI_MGMT_DPA: 2650 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID; 2651 memcpy((uint8_t *)&pe->PortName, 2652 (uint8_t *)&vport->fc_sparam.portName, 2653 sizeof(struct lpfc_name)); 2654 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name); 2655 break; 2656 case SLI_MGMT_GRHL: 2657 size = GID_REQUEST_SZ - 4; 2658 break; 2659 default: 2660 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY, 2661 "0298 FDMI cmdcode x%x not supported\n", 2662 cmdcode); 2663 goto fdmi_cmd_free_bmpvirt; 2664 } 2665 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size); 2666 2667 bpl = (struct ulp_bde64 *)bmp->virt; 2668 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys)); 2669 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys)); 2670 bpl->tus.f.bdeFlags = 0; 2671 bpl->tus.f.bdeSize = size; 2672 2673 /* 2674 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count 2675 * to hold ndlp reference for the corresponding callback function. 2676 */ 2677 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0)) 2678 return 0; 2679 2680 /* 2681 * Decrement ndlp reference count to release ndlp reference held 2682 * for the failed command's callback function. 2683 */ 2684 lpfc_nlp_put(ndlp); 2685 2686 fdmi_cmd_free_bmpvirt: 2687 lpfc_mbuf_free(phba, bmp->virt, bmp->phys); 2688 fdmi_cmd_free_bmp: 2689 kfree(bmp); 2690 fdmi_cmd_free_mpvirt: 2691 lpfc_mbuf_free(phba, mp->virt, mp->phys); 2692 fdmi_cmd_free_mp: 2693 kfree(mp); 2694 fdmi_cmd_exit: 2695 /* Issue FDMI request failed */ 2696 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, 2697 "0244 Issue FDMI request failed Data: x%x\n", 2698 cmdcode); 2699 return 1; 2700 } 2701 2702 /** 2703 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer. 2704 * @ptr - Context object of the timer. 2705 * 2706 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up 2707 * the worker thread. 2708 **/ 2709 void 2710 lpfc_delayed_disc_tmo(unsigned long ptr) 2711 { 2712 struct lpfc_vport *vport = (struct lpfc_vport *)ptr; 2713 struct lpfc_hba *phba = vport->phba; 2714 uint32_t tmo_posted; 2715 unsigned long iflag; 2716 2717 spin_lock_irqsave(&vport->work_port_lock, iflag); 2718 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO; 2719 if (!tmo_posted) 2720 vport->work_port_events |= WORKER_DELAYED_DISC_TMO; 2721 spin_unlock_irqrestore(&vport->work_port_lock, iflag); 2722 2723 if (!tmo_posted) 2724 lpfc_worker_wake_up(phba); 2725 return; 2726 } 2727 2728 /** 2729 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to 2730 * handle delayed discovery. 2731 * @vport: pointer to a host virtual N_Port data structure. 2732 * 2733 * This function start nport discovery of the vport. 2734 **/ 2735 void 2736 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport) 2737 { 2738 struct Scsi_Host *shost = lpfc_shost_from_vport(vport); 2739 2740 spin_lock_irq(shost->host_lock); 2741 if (!(vport->fc_flag & FC_DISC_DELAYED)) { 2742 spin_unlock_irq(shost->host_lock); 2743 return; 2744 } 2745 vport->fc_flag &= ~FC_DISC_DELAYED; 2746 spin_unlock_irq(shost->host_lock); 2747 2748 lpfc_do_scr_ns_plogi(vport->phba, vport); 2749 } 2750 2751 void 2752 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag) 2753 { 2754 struct lpfc_sli *psli = &phba->sli; 2755 lpfc_vpd_t *vp = &phba->vpd; 2756 uint32_t b1, b2, b3, b4, i, rev; 2757 char c; 2758 uint32_t *ptr, str[4]; 2759 uint8_t *fwname; 2760 2761 if (phba->sli_rev == LPFC_SLI_REV4) 2762 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName); 2763 else if (vp->rev.rBit) { 2764 if (psli->sli_flag & LPFC_SLI_ACTIVE) 2765 rev = vp->rev.sli2FwRev; 2766 else 2767 rev = vp->rev.sli1FwRev; 2768 2769 b1 = (rev & 0x0000f000) >> 12; 2770 b2 = (rev & 0x00000f00) >> 8; 2771 b3 = (rev & 0x000000c0) >> 6; 2772 b4 = (rev & 0x00000030) >> 4; 2773 2774 switch (b4) { 2775 case 0: 2776 c = 'N'; 2777 break; 2778 case 1: 2779 c = 'A'; 2780 break; 2781 case 2: 2782 c = 'B'; 2783 break; 2784 case 3: 2785 c = 'X'; 2786 break; 2787 default: 2788 c = 0; 2789 break; 2790 } 2791 b4 = (rev & 0x0000000f); 2792 2793 if (psli->sli_flag & LPFC_SLI_ACTIVE) 2794 fwname = vp->rev.sli2FwName; 2795 else 2796 fwname = vp->rev.sli1FwName; 2797 2798 for (i = 0; i < 16; i++) 2799 if (fwname[i] == 0x20) 2800 fwname[i] = 0; 2801 2802 ptr = (uint32_t*)fwname; 2803 2804 for (i = 0; i < 3; i++) 2805 str[i] = be32_to_cpu(*ptr++); 2806 2807 if (c == 0) { 2808 if (flag) 2809 sprintf(fwrevision, "%d.%d%d (%s)", 2810 b1, b2, b3, (char *)str); 2811 else 2812 sprintf(fwrevision, "%d.%d%d", b1, 2813 b2, b3); 2814 } else { 2815 if (flag) 2816 sprintf(fwrevision, "%d.%d%d%c%d (%s)", 2817 b1, b2, b3, c, 2818 b4, (char *)str); 2819 else 2820 sprintf(fwrevision, "%d.%d%d%c%d", 2821 b1, b2, b3, c, b4); 2822 } 2823 } else { 2824 rev = vp->rev.smFwRev; 2825 2826 b1 = (rev & 0xff000000) >> 24; 2827 b2 = (rev & 0x00f00000) >> 20; 2828 b3 = (rev & 0x000f0000) >> 16; 2829 c = (rev & 0x0000ff00) >> 8; 2830 b4 = (rev & 0x000000ff); 2831 2832 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4); 2833 } 2834 return; 2835 } 2836